JET Six-Pack Powertech Chip Kits Product images may differ from actual product appearance. Six modes to easily match vehicle performance to driving style. Select desired mode, and then use the controller's key to "lock" it (modes can't be changed without the key). Stage 1 For stock or mildly modified engines Fuel and timing curves optimized for use with low octane Fuel burns at peak efficiency for better performance and mileage Midgrade octane is recommended for even better gains Stage 2 For performance enthusiasts (works with aftermarket intakes, mass air sensors, TBI spacers, etc.) Fuel and timing curves extensively modified for use with 91 octane (required) More aggressive than Stage 1 in order to gain the most horsepower and torque available Requires 180° thermostat and free-flow exhaust Economy For freeway cruising and road trips where mileage is more important than high performance Fuel and timing curves optimized for efficiency using 87 octane Towing For pulling trailers and hauling Fuel and timing curves modified for use with 87 octane or better Improved low end torque and mid-range passing Valet For abusive driving protection from valet parkers, teenagers, spouses, mechanics, etc. Restricts fuel delivery and governs RPM to prohibit unwanted driving Security Built-in device can cut off fuel delivery to the injectors so the engine can't be started

561-289136P

Six-Pack Powertech Chip Kit 1989 View this item Fits Applications

$232.99 Ships

561-290056P

Six-Pack Powertech Chip Kit 1990 View this item Fits Applications

$232.99 Ships

561-291056P

Six-Pack Powertech Chip Kit 1991 View this item Fits Applications

$232.99 Ships 02/24/12

561-292056P

Six-Pack Powertech Chip Kit 1992 View this item Fits Applications

$232.99 Ships

561-2940556P

Six-Pack Powertech Chip Kit 1994 View this item Fits Applications

$299.99 Ships

561-2950556P

Six-Pack Powertech Chip Kit 1995 View this item Fits Applications

$299.99 Ships

561-294106P

Six-Pack Powertech Chip Kit 1994 W/ 4.10(GT5) or 4.56(HC4) Rear End Gear Ratio View this item Fits Applications

$299.99 Ships 02/24/12

561-294176P

Six-Pack Powertech Chip Kit 1994 W/ 3.42(GU6) or 3.73(GT4) Rear End Gear Ratio View this item Fits Applications

$299.99 Ships 02/24/12

561-189056P

Six-Pack Powertech Chip Kit 1989 Camaro, Firebird; Formula, Trans Am, Trans Am GTA 5.7L - L98 View this item Fits Applications

$299.99 Ships 02/24/12